nixos-riscv/ox-plic.dts

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/dts-v1/;
/ {
#address-cells = <0x00000002>;
#size-cells = <0x00000002>;
compatible = "riscv,rv64i";
model = "Barcelona Supercomputing Center - Lagarto Ox";
chosen {
bootargs = "earlyprintk ignore_loglevel earlycon=sbi console=hvc0 root=/dev/pmem0p1 ro init=/bin/bash";
};
cpus {
#address-cells = <0x00000001>;
#size-cells = <0x00000000>;
timebase-frequency = <0x0000c350>;
cpu@0 {
clock-frequency = <0x02FAF080>;
device_type = "cpu";
reg = <0x00000000>;
status = "okay";
compatible = "riscv";
riscv,isa = "rv64imafd";
mmu-type = "riscv,sv39";
tlb-split;
L3: interrupt-controller {
#interrupt-cells = <0x00000001>;
interrupt-controller;
compatible = "riscv,cpu-intc";
};
};
};
memory@80000000 {
device_type = "memory";
reg = <0x00000000 0x80000000 0x00000000 0x77e00000>;
};
reserved-memory {
#address-cells = <0x00000002>;
#size-cells = <0x00000002>;
ranges;
eth_pool: dma_pool@60000000 {
reg = <0x00000000 0x60000000 0x00000000 0x10000000>;
compatible = "shared-dma-pool";
};
onic_pool: dma_pool@70000000 {
reg = <0x00000000 0x70000000 0x00000000 0x10000000>;
compatible = "shared-dma-pool";
};
};
eth0_clk: eth0_clk {
compatible = "fixed-clock";
#clock-cells = <0x00000000>;
clock-frequency = <0x09502f90>;
};
pmem@1bff00000 {
volatile;
compatible = "pmem-region";
reg = <0x00000001 0xbff00000 0x00000000 0xc0100000>;
};
pmem2@1b7f00000 {
#address-cells = <0x00000002>;
#size-cells = <0x00000002>;
volatile;
compatible = "pmem-region";
reg = <0x00000001 0xb7f00000 0x00000000 0x08000000>;
};
pmem3@f7e00000 {
volatile;
compatible = "pmem-region";
reg = <0x00000000 0xf7e00000 0x00000000 0xc0100000>;
};
soc {
#address-cells = <0x00000002>;
#size-cells = <0x00000002>;
compatible = "BSC,Lagarto-ox-soc", "simple-bus";
ranges;
serial@40001000 {
compatible = "ns16750";
reg = <0x00000000 0x40001000 0x00000000 0x00001000>;
interrupts = <0x00000000>;
port-number = <0x00000000>;
reg-shift = <0x00000002>;
clock-frequency = <0x02FAF080>;
current-speed = <0x0001c200>;
status = "okay";
};
ethernet0 {
xlnx,rxmem = <0x000005f2>;
carv,mtu = <0x000005dc>;
carv,no-mac;
device_type = "network";
local-mac-address = [02 05 00 01 00 05];
axistream-connected = <0x000000fe>;
compatible = "xlnx,xxv-ethernet-1.0-carv";
memory-region = <&eth_pool>;
};
dma@40400000 {
xlnx,include-dre;
phandle = <0x000000fe>;
#dma-cells = <0x00000001>;
compatible = "xlnx,axi-dma-1.00.a";
clock-names = "s_axi_lite_aclk", "m_axi_mm2s_aclk", "m_axi_s2mm_aclk", "m_axi_sg_aclk";
clocks = <&eth0_clk>, <&eth0_clk>, <&eth0_clk>, <&eth0_clk>;
reg = <0x00000000 0x40400000 0x00000000 0x00400000>;
interrupt-names = "mm2s_introut", "s2mm_introut";
interrupt-parent = <&PLIC0>;
interrupts = <0x00000002 0x00000003>;
xlnx,addrwidth = <0x00000028>;
xlnx,include-sg;
xlnx,sg-length-width = <0x00000017>;
dma-channel@40400000 {
compatible = "xlnx,axi-dma-mm2s-channel";
dma-channels = <0x00000000>;
interrupts = <0x00000002>;
xlnx,datawidth = <0x00000040>;
xlnx,device-id = <0x00000000>;
xlnx,include-dre;
};
dma-channel@40400030 {
compatible = "xlnx,axi-dma-s2mm-channel";
dma-channels = <0x00000001>;
interrupts = <0x00000003>;
xlnx,datawidth = <0x00000040>;
xlnx,device-id = <0x00000000>;
xlnx,include-dre;
};
};
clint@40002000 {
reg-names = "control";
interrupts-extended = <0x00000004 0x00000003 0x00000004 0x00000007 0x00000005 0x00000003 0x00000005 0x00000007 0x00000006 0x00000003 0x00000006 0x00000007 0x00000007 0x00000003 0x00000007 0x00000007>;
compatible = "riscv,clint0";
#interrupt-cells = <0x00000001>;
reg = <0x00000000 0x40002000 0x00000000 0x000c0000>;
};
PLIC0: plic@40800000 {
#interrupt-cells = <1>;
compatible = "riscv,plic0";
interrupt-controller;
interrupts-extended = <&L3 3 &L3 7>;
reg = < 0x00000000 0x40800000 0x00000000 0x00400000>;
riscv,ndev = <0x00000003>;
riscv,max-priority = <0x00000007>;
};
};
};